The first equation is $3x - y = 7$. Substituting $x = 3$ and $y = 2$ into the equation, we get $3(3) - 2 = 7$, which simplifies to $9 - 2 = 7$. This means that $7 = 7$, which is true. Therefore, the point (3,2) satisfies the first equation.
Show more…